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M0.3 Depth: 1.6 km

M0.3 Earthquake near Sonoma County, California (United States)

UTC time: 2026-08-25 04:50:44 UTC Local time: —

About this earthquake

A magnitude M0.3 earthquake was recorded near Sonoma County, California (United States) on August 25, 2026 at 04:50 UTC. The hypocenter lay relatively close to the surface at around 2 km, increasing how strongly it was felt. Events of this size typically go unnoticed.

The event was recorded by USGS. United States: 223 earthquakes were recorded in the past 24 hours, the strongest reaching M4.7.

Map

Depth profile

Depth profile Depth: 1.6 km (Shallow) Surface Shallow Intermediate Deep 0 km 70 km 300 km 700 km 1.6 km
Shallow
1.6 km
1.6 km — shallower than the regional average (15.3 km)
Regional average: 15.3 km
Why depth matters

Shallow quakes release energy near the surface — shaking is felt more strongly and damage potential is higher.

Depth classes per USGS

Volcanoes nearby

  • Clear Lake Volcanic Field
    Distance: 15 km ·Volcanic field ·Elevation: 1'439 m ·United States
  • Lassen Volcanic Center
    Distance: 216 km ·Stratovolcano ·Elevation: 3'187 m ·Last eruption: 1917 ·United States
  • Shasta
    Distance: 290 km ·Stratovolcano ·Elevation: 4'317 m ·Last eruption: 1250 ·United States
  • Medicine Lake
    Distance: 326 km ·Shield ·Elevation: 2'412 m ·Last eruption: 1060 ·United States
  • Mono Lake Volcanic Field
    Distance: 346 km ·Volcanic field ·Elevation: 2'121 m ·Last eruption: 1790 ·United States
  • Soda Lakes
    Distance: 350 km ·Maar(s) ·Elevation: 1'251 m ·United States

Historic earthquake map · United States

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Country statistics · United States

Country overview
View earthquake KPIs, strongest and latest events, and averages for this country.

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